emilyklys475 emilyklys475
  • 13-05-2018
  • Mathematics
contestada

The sum of jason and mandy age is 35. ten years ago jason was double mandys age. how olda er they noew

Respuesta :

JDcap
JDcap JDcap
  • 13-05-2018
Today: [tex]j+m=35[/tex]
10 years ago: Jason: j-10; Mandy: m-10
[tex]j-10=2(m-10) \\ j-10=2m-20 \\ j=2m-10 \\ \\ j+m=35 \\ 2m-10+m=35 \\ 3m=45 \\ m=15 \\ \\ j=2(15)-10=20[/tex]
Answer Link

Otras preguntas

Which detail from the article shows how NASA tried to solve the problem Ingenuity might face on Mars? A. It moves on its own by using two computers to navigate.
1. Make the subject of 6x = t 2. f = p + 13? 3. g = f r to make f the subject ? 4. 5x + 20 = 5 (__+__) ? 5. 2x - 10 = (__-__)? 6. 16m + 8 = 8 (__ + __)? 7. 8x +
How many formula units make up 26.4 g of magnesium chloride ( MgCl2 )?
n is a negative number. Which statement is correct? Choose only one answer. A n +8 is always positive B C n +8 is always negative n + 8 cannot be zero D n+ 8 c
how many elements are in the set AnB​
why Nike is a competitor to Decathlon? and i need a website for this ìnormation
i want friends , if u r up....​
round off to the nearest 10 "728.35"​
Please help don’t answer if you don’t know:/ PLEASE HELP
escribe what happens during gene mutation